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The parallel higher level Red books in the Catalyst series use the same format as the Green books. This text also includes hands-on activities, summaries, and in-text questions to help pupils consolidate their knowledge.Using displacement to stop rusting Do You a€œMember, When iron rusts it reacts with oxygen to make iron oxide. lron rusts when it reacts with air and Putting a more reactive metal such water, as zinc against the iron can stop rusting. The zinc ... a#39;Tina#39; cans for food are made from steel (iron) coated with a layer of less reactive tin.

Author:Carol Chapman
Publisher:Heinemann - 2004


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